Finding the Fourth Proportional to 4,588,407.74, 6,878,587.50 and 1,746,629.66
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Solution
The fourth proportional to 4,588,407.74, 6,878,587.50 and 1,746,629.66 is: 2,618,412.67
Step by Step Solution
- Step 1: Write the proportion equation
4,588,407.74 : 6,878,587.50 = 1,746,629.66 : x - Step 2: Convert to fraction form
4,588,407.74/6,878,587.50 = 1,746,629.66/x - Step 3: Cross multiply
4,588,407.74x = 6,878,587.50 × 1,746,629.66 - Step 4: Simplify right side
4,588,407.74x = 12,014,344,946,405.25 - Step 5: Solve for x
x = 12,014,344,946,405.25/4,588,407.74 - Step 6: Final answer
x = 2,618,412.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.